Ariz. police a-Twitter over news alerts

SCOTTSDALE, Ariz. — Scottsdale police are jumping to the leading edge of digitally disseminating news about crime, road closures and other safety issues as they happen.

Anyone can view alerts online at Twitter.com a free online service that relays information on the Web. In addition, people may subscribe to text-message updates on mobile phones or instant messages on a range of devices from Twitter, according to Sgt. Mark Clark , public information officer for the Scottsdale Police Department.